CNVD-2021-59154
Vulnerability from cnvd - Published: 2021-08-08
VLAI Severity ?
Title
多款NETGEAR产品缓冲区溢出漏洞(CNVD-2021-59154)
Description
NETGEAR WNR3500L等都是美国网件(NETGEAR)公司的产品。WNR3500L是一款无线路由器。NETGEAR D6220是一款无线调制解调器。WN2500RP是一款无线网络信号扩展器。
多款NETGEAR产品中存在缓冲区溢出漏洞。该漏洞源于网络系统或产品在内存上执行操作时,未正确验证数据边界,导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
Severity
中
Patch Name
多款NETGEAR产品缓冲区溢出漏洞(CNVD-2021-59154)的补丁
Patch Description
NETGEAR WNR3500L等都是美国网件(NETGEAR)公司的产品。WNR3500L是一款无线路由器。NETGEAR D6220是一款无线调制解调器。WN2500RP是一款无线网络信号扩展器。
多款NETGEAR产品中存在缓冲区溢出漏洞。该漏洞源于网络系统或产品在内存上执行操作时,未正确验证数据边界,导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。目前,供应商发布了安全公告及相关补丁信息,修复了此漏洞。
Formal description
目前厂商已发布升级补丁以修复漏洞,补丁获取链接: https://kb.netgear.com/000059474/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-Some-Gateways-Routers-and-Extenders-PSV-2017-2460
Reference
https://nvd.nist.gov/vuln/detail/CVE-2018-21156
Impacted products
| Name | ['NETGEAR WNR3500Lv2 <1.2.0.46', 'NETGEAR EX3700 <1.0.0.70', 'NETGEAR EX3800 <1.0.0.70', 'NETGEAR EX6000 <1.0.0.30', 'NETGEAR EX6120 <1.0.0.40', 'NETGEAR EX6130 <1.0.0.22', 'NETGEAR R6400v2 <1.0.2.52', 'NETGEAR R7000 <1.0.9.28', 'NETGEAR R7900 <1.0.2.10', 'NETGEAR R8000P <1.3.0.10', 'NETGEAR R7900P <1.3.0.10', 'NETGEAR R6700 <1.0.1.44', 'NETGEAR R6900 <1.0.1.44', 'NETGEAR R8000 <1.0.4.12', 'NETGEAR R6400 <1.0.1.32', 'NETGEAR D6400 <1.0.0.74', 'NETGEAR D8500 <1.0.3.39', 'NETGEAR DGN2200Bv4 <1.0.0.102', 'NETGEAR DGN2200v4 <1.0.0.102', 'NETGEAR EX6100 <1.0.2.22', 'NETGEAR EX6150 <1.0.0.38', 'NETGEAR EX6200 <1.0.3.86', 'NETGEAR EX7000 <1.0.0.64', 'NETGEAR R6300v2 <1.0.4.22', 'NETGEAR R6900P <1.3.0.18', 'NETGEAR R7000P <1.3.0.18', 'NETGEAR R7300DST <1.0.0.62', 'NETGEAR WN2500RPv2 <1.0.1.52', 'NETGEAR WNDR3400v3 <1.0.1.18', 'NETGEAR D6220 <1.0.0.38', 'NETGEAR D7000v2 <1.0.0.74', 'NETGEAR R6250 <1.0.4.20', 'NETGEAR R8300 <1.0.2.116', 'NETGEAR R8500 <1.0.2.116'] |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2018-21156"
}
},
"description": "NETGEAR WNR3500L\u7b49\u90fd\u662f\u7f8e\u56fd\u7f51\u4ef6\uff08NETGEAR\uff09\u516c\u53f8\u7684\u4ea7\u54c1\u3002WNR3500L\u662f\u4e00\u6b3e\u65e0\u7ebf\u8def\u7531\u5668\u3002NETGEAR D6220\u662f\u4e00\u6b3e\u65e0\u7ebf\u8c03\u5236\u89e3\u8c03\u5668\u3002WN2500RP\u662f\u4e00\u6b3e\u65e0\u7ebf\u7f51\u7edc\u4fe1\u53f7\u6269\u5c55\u5668\u3002\n\n\u591a\u6b3eNETGEAR\u4ea7\u54c1\u4e2d\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5728\u5185\u5b58\u4e0a\u6267\u884c\u64cd\u4f5c\u65f6\uff0c\u672a\u6b63\u786e\u9a8c\u8bc1\u6570\u636e\u8fb9\u754c\uff0c\u5bfc\u81f4\u5411\u5173\u8054\u7684\u5176\u4ed6\u5185\u5b58\u4f4d\u7f6e\u4e0a\u6267\u884c\u4e86\u9519\u8bef\u7684\u8bfb\u5199\u64cd\u4f5c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u6216\u5806\u6ea2\u51fa\u7b49\u3002",
"formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://kb.netgear.com/000059474/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-Some-Gateways-Routers-and-Extenders-PSV-2017-2460",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2021-59154",
"openTime": "2021-08-08",
"patchDescription": "NETGEAR WNR3500L\u7b49\u90fd\u662f\u7f8e\u56fd\u7f51\u4ef6\uff08NETGEAR\uff09\u516c\u53f8\u7684\u4ea7\u54c1\u3002WNR3500L\u662f\u4e00\u6b3e\u65e0\u7ebf\u8def\u7531\u5668\u3002NETGEAR D6220\u662f\u4e00\u6b3e\u65e0\u7ebf\u8c03\u5236\u89e3\u8c03\u5668\u3002WN2500RP\u662f\u4e00\u6b3e\u65e0\u7ebf\u7f51\u7edc\u4fe1\u53f7\u6269\u5c55\u5668\u3002\r\n\r\n\u591a\u6b3eNETGEAR\u4ea7\u54c1\u4e2d\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5728\u5185\u5b58\u4e0a\u6267\u884c\u64cd\u4f5c\u65f6\uff0c\u672a\u6b63\u786e\u9a8c\u8bc1\u6570\u636e\u8fb9\u754c\uff0c\u5bfc\u81f4\u5411\u5173\u8054\u7684\u5176\u4ed6\u5185\u5b58\u4f4d\u7f6e\u4e0a\u6267\u884c\u4e86\u9519\u8bef\u7684\u8bfb\u5199\u64cd\u4f5c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u6216\u5806\u6ea2\u51fa\u7b49\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
"patchName": "\u591a\u6b3eNETGEAR\u4ea7\u54c1\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-59154\uff09\u7684\u8865\u4e01",
"products": {
"product": [
"NETGEAR WNR3500Lv2 \u003c1.2.0.46",
"NETGEAR EX3700 \u003c1.0.0.70",
"NETGEAR EX3800 \u003c1.0.0.70",
"NETGEAR EX6000 \u003c1.0.0.30",
"NETGEAR EX6120 \u003c1.0.0.40",
"NETGEAR EX6130 \u003c1.0.0.22",
"NETGEAR R6400v2 \u003c1.0.2.52",
"NETGEAR R7000 \u003c1.0.9.28",
"NETGEAR R7900 \u003c1.0.2.10",
"NETGEAR R8000P \u003c1.3.0.10",
"NETGEAR R7900P \u003c1.3.0.10",
"NETGEAR R6700 \u003c1.0.1.44",
"NETGEAR R6900 \u003c1.0.1.44",
"NETGEAR R8000 \u003c1.0.4.12",
"NETGEAR R6400 \u003c1.0.1.32",
"NETGEAR D6400 \u003c1.0.0.74",
"NETGEAR D8500 \u003c1.0.3.39",
"NETGEAR DGN2200Bv4 \u003c1.0.0.102",
"NETGEAR DGN2200v4 \u003c1.0.0.102",
"NETGEAR EX6100 \u003c1.0.2.22",
"NETGEAR EX6150 \u003c1.0.0.38",
"NETGEAR EX6200 \u003c1.0.3.86",
"NETGEAR EX7000 \u003c1.0.0.64",
"NETGEAR R6300v2 \u003c1.0.4.22",
"NETGEAR R6900P \u003c1.3.0.18",
"NETGEAR R7000P \u003c1.3.0.18",
"NETGEAR R7300DST \u003c1.0.0.62",
"NETGEAR WN2500RPv2 \u003c1.0.1.52",
"NETGEAR WNDR3400v3 \u003c1.0.1.18",
"NETGEAR D6220 \u003c1.0.0.38",
"NETGEAR D7000v2 \u003c1.0.0.74",
"NETGEAR R6250 \u003c1.0.4.20",
"NETGEAR R8300 \u003c1.0.2.116",
"NETGEAR R8500 \u003c1.0.2.116"
]
},
"referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-21156",
"serverity": "\u4e2d",
"submitTime": "2020-04-28",
"title": "\u591a\u6b3eNETGEAR\u4ea7\u54c1\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff08CNVD-2021-59154\uff09"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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